From causing muscle loss to raising the risk of blood clots, long-haul space missions can have a profound impact on the human ...

Spending time aboard the International Space Station (ISS) induced aging-like changes in a group of cells key for the health ...

Blast off and spend 24 hours in space with the astronauts who completed NASA's first ever all-female spacewalk! Christina ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...

NASA astronaut Sunita Williams opens up to PEOPLE about spending 9 months in space, what she missed the most and her tentative plans to retire.

Space changes you. It strengthens some muscles, weakens others, shifts fluids within your body, and realigns your sense of ...

Scientists are calling attention to an extremely common health problem that's been making astronauts uncomfortable: sinus issues. Researchers from Houston Methodist hospital’s Department of ...

A SpaceX cargo ship laden with 5,000 pounds (2,270 kilograms) of supplies launched to the International Space Station early Sunday morning (Aug. 24). A robotic Dragon capsule lifted off atop a SpaceX ...

Joe Edwards is a Live News Reporter based in Newsweek's London Bureau. He covers topics related to weather, climate, and extreme weather events. Joe joined Newsweek in April 2024 after graduating from ...

• SpaceX launched the 10th test flight of its Starship spacecraft and Super Heavy rocket booster tonight. Both achieved successful splashdowns on opposite sides of the world during the roughly ...

The Falcon 9 rocket at pad 39A in Florida ahead of launching the X-37B orbital test vehicle. SpaceX The U.S. Space Force’s experimental spaceplane, X-37B, is ready for another go in orbit for an ...

SpaceX's Starship has finally pulled off a successful test flight in a stunning reversal of fortunes for Elon Musk's most ambitious rocket. The uncrewed 403-foot-tall (123 meters) rocket, the largest ...